21005127

21,005,127 is an odd composite number composed of five prime numbers multiplied together.

What does the number 21005127 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21005127 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21005127:

3² × 11 × 13 × 19 × 859

(3 × 3 × 11 × 13 × 19 × 859)

See below for interesting mathematical facts about the number 21005127 from the Numbermatics database.

Names of 21005127

Cardinal: 21005127 can be written as Twenty-one million, five thousand, one hundred twenty-seven.

Scientific notation

Scientific notation: 2.1005127 × 10⁷

Factors of 21005127

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 905

Divisors of 21005127

Number of divisors d(n): 48
Complete list of divisors:
1 3 9 11 13 19 33 39 57 99 117 143 171 209 247 429 627 741 859 1287 1881 2223 2577 2717 7731 8151 9449 11167 16321 24453 28347 33501 48963 85041 100503 122837 146889 179531 212173 368511 538593 636519 1105533 1615779 1909557 2333903 7001709 21005127
Sum of all divisors σ(n): 37564800
Sum of proper divisors (its aliquot sum) s(n): 16559673
21005127 is a deficient number, because the sum of its proper divisors (16559673) is less than itself. Its deficiency is 4445454

Bases of 21005127

Binary: 1010000001000001101000111₂
Hexadecimal: 0x1408347
Base-36: CI7NR

Squares and roots of 21005127

21005127 squared (21005127²) is 441215360286129
21005127 cubed (21005127³) is 9267784677160895983383
The square root of 21005127 is 4583.1350623781
The cube root of 21005127 is 275.9148681989

Scales and comparisons

How big is 21005127?

21,005,127 seconds is equal to 34 weeks, 5 days, 2 hours, 45 minutes, 27 seconds.
To count from 1 to 21,005,127 would take you about sixteen hours!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 21005127 cubic inches would be around 23 feet tall.

Recreational maths with 21005127

21005127 backwards is 72150012
The number of decimal digits it has is: 8
The sum of 21005127's digits is 18
More coming soon!

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The information we have on file for 21005127 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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